Subtract 63/32 from 8/70
1st number: 8/70, 2nd number: 1 31/32
8/70 - 63/32 is -2077/1120.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 32 is 1120
Next, find the equivalent fraction of both fractional numbers with denominator 1120 - For the 1st fraction, since 70 × 16 = 1120,
8/70 = 8 × 16/70 × 16 = 128/1120 - Likewise, for the 2nd fraction, since 32 × 35 = 1120,
63/32 = 63 × 35/32 × 35 = 2205/1120 - Subtract the two like fractions:
128/1120 - 2205/1120 = 128 - 2205/1120 = -2077/1120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/70-63/32 8/70-63/64 24/70-63/32 8/70-63/96 40/70-63/32 56/70-63/32